Home / 8,091.16-11,165.88-4,553.69

Finding the Fourth Proportional to 8,091.16, 11,165.88 and 4,553.69

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Solution

The fourth proportional to 8,091.16, 11,165.88 and 4,553.69 is: 6,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.16 : 11,165.88 = 4,553.69 : x
  2. Step 2: Convert to fraction form
    8,091.16/11,165.88 = 4,553.69/x
  3. Step 3: Cross multiply
    8,091.16x = 11,165.88 × 4,553.69
  4. Step 4: Simplify right side
    8,091.16x = 50,845,877.50
  5. Step 5: Solve for x
    x = 50,845,877.50/8,091.16
  6. Step 6: Final answer
    x = 6,284.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.